2558902740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{165947}}^1$

素因数の和:166216

約数の個数: 48

約数和(自身を含む): 7192850112

約数和(自身を除く): 4633947372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 2570, 3084, 3855, 5140, 7710, 15420, 165947, 331894, 497841, 663788, 829735, 995682, 1659470, 1991364, 2489205, 3318940, 4978410, 9956820, 42648379, 85296758, 127945137, 170593516, 213241895, 255890274, 426483790, 511780548, 639725685, 852967580, 1279451370, 2558902740]

約数ペア:

[(1, 2558902740), (2, 1279451370), (3, 852967580), (4, 639725685), (5, 511780548), (6, 426483790), (10, 255890274), (12, 213241895), (15, 170593516), (20, 127945137), (30, 85296758), (60, 42648379), (257, 9956820), (514, 4978410), (771, 3318940), (1028, 2489205), (1285, 1991364), (1542, 1659470), (2570, 995682), (3084, 829735), (3855, 663788), (5140, 497841), (7710, 331894), (15420, 165947)]